import Vue from 'vue'
import VueRouter from 'vue-router'
//import Login from '../components/login.vue'
//import Home from '../components/home.vue'
//import WelCome from '../components/welcome.vue'
//import Users from '../components/user/users.vue'
//import Rights from '../components/power/rights.vue'
//import Roles from '../components/power/roles.vue'
// import Cate from "../components/goods/cate.vue"
// import Params from "../components/goods/params.vue"
// import GoodsList from '../components/goods/list.vue'
// import Add from '../components/goods/add.vue'
// import Order from '../components/order/order.vue'
// import Reports from '../components/report/report.vue'

const Login = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/login.vue')
const WelCome = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/welcome.vue')
const Home = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/home.vue')

const Users = () => import(/* webpackChunkName: "user_power" */ '../components/user/users.vue')
const Rights = () => import(/* webpackChunkName: "user_power" */ '../components/power/rights.vue')
const Roles = () => import(/* webpackChunkName: "user_power" */ '../components/power/roles.vue')

const Cate = () => import(/* webpackChunkName: "goods" */ '../components/goods/cate.vue')
const Params = () => import(/* webpackChunkName: "goods" */ '../components/goods/params.vue')
const GoodsList = () => import(/* webpackChunkName: "goods" */ '../components/goods/list.vue')
const Add = () => import(/* webpackChunkName: "goods" */ '../components/goods/add.vue')

const Order = () => import(/* webpackChunkName: "order_report" */ '../components/order/order.vue')

const Reports = () => import(/* webpackChunkName: "goods" */ '../components/report/report.vue')


Vue.use(VueRouter)

const routes = [
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  {
    path: '/home',
    component: Home,
    redirect: '/welcom',
    children: [
      { path: '/welcom', component: WelCome },
      { path: '/users', component: Users },
      { path: '/rights', component: Rights },
      { path: '/roles', component: Roles },
      { path: '/categories', component: Cate },
      { path: '/params', component: Params },
      { path: '/goods', component: GoodsList },
      { path: '/goods/add', component: Add },
      { path: '/orders', component: Order },
      { path: '/reports', component: Reports }
    ]
  }
]

const router = new VueRouter({
  routes
})
//挂载路由守卫
router.beforeEach((to, from, next) => {
  //to 将要访问的路径
  //from 从哪个路径而来
  //next 是一个函数 表示放行 next() 放行 ，next('/login') 强制跳转

  if (to.path === '/login') {
    return next()
  }
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login')
  next()
})
export default router
